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Re: [Xen-users] centos 5.3 + jailtime.org

  • To: Xen User-List <xen-users@xxxxxxxxxxxxxxxxxxx>
  • From: "Fajar A. Nugraha" <fajar@xxxxxxxxx>
  • Date: Thu, 25 Jun 2009 20:07:27 +0700
  • Delivery-date: Thu, 25 Jun 2009 06:08:23 -0700
  • List-id: Xen user discussion <xen-users.lists.xensource.com>

On Thu, Jun 25, 2009 at 7:31 PM, Fabien
Murgues<fabien.murgues@xxxxxxxxxxxxxxxxxx> wrote:

> VFS: Cannot open root device "sda1" or unknown-block(0,0)
> Please append a correct "root=" boot option
> Kernel panic - not syncing: VFS: Unable to mount root fs on
> unknown-block(0,0)
> config file for the centos 5.2 vm
> kernel = "/boot/vmlinuz-2.6.18-128.1.14.el5xen"
> initrd = "/boot/initrd-2.6.18-128.1.14.el5xen.img"

Are you using dom0's kernel and initrd for domU? If yes, then my guess
is it's missing xenblk module. It's not needed on dom0 (which is why
it's not normally included), but critical for domU. One way to make
jailtime.org images is by adjusting its kernel and initrd like this:


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